package name.shareview;

import java.util.Date;
import java.util.Properties;
import javax.activation.CommandMap;
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.activation.MailcapCommandMap;
import javax.mail.BodyPart;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

import android.graphics.Bitmap;


public class Mail extends javax.mail.Authenticator {
  private String _user;
  private String _pass;

  private String[] _to;
  private String _from;

  private String _port;
  private String _sport;

  private String _host;

  private String _subject;
  private String _body;

  private boolean _auth;
  
  private boolean _debuggable;

  private Multipart _multipart;


  public Mail() {
    _host = "smtp.gmail.com"; // default smtp server
    _port = "465"; // default smtp port
    _sport = "465"; // default socketfactory port

    _user = ""; // username
    _pass = ""; // password
    _from = ""; // email sent from
    _subject = ""; // email subject
    _body = ""; // email body

    _debuggable = false; // debug mode on or off - default off
    _auth = true; // smtp authentication - default on

    _multipart = new MimeMultipart();

    // There is something wrong with MailCap, javamail can not find a handler for the multipart/mixed part, so this bit needs to be added.
    MailcapCommandMap mc = (MailcapCommandMap) CommandMap.getDefaultCommandMap();
    mc.addMailcap("text/html;; x-java-content-handler=com.sun.mail.handlers.text_html");
    mc.addMailcap("text/xml;; x-java-content-handler=com.sun.mail.handlers.text_xml");
    mc.addMailcap("text/plain;; x-java-content-handler=com.sun.mail.handlers.text_plain");
    mc.addMailcap("multipart/*;; x-java-content-handler=com.sun.mail.handlers.multipart_mixed");
    mc.addMailcap("message/rfc822;; x-java-content-handler=com.sun.mail.handlers.message_rfc822");
    mc.addMailcap("image/jpeg;; x-java-content-handler=com.sun.mail.handlers.image_jpeg");
    CommandMap.setDefaultCommandMap(mc);
  }

  public Mail(String user, String pass) {
    this();

    _user = user;
    _pass = pass;
  }

  public boolean send() throws Exception {
    Properties props = _setProperties();

    if(!_user.equals("") && !_pass.equals("") && _to.length > 0 && !_from.equals("") && !_subject.equals("") && !_body.equals("")) {
      Session session = Session.getInstance(props, this);

      MimeMessage msg = new MimeMessage(session);

      msg.setFrom(new InternetAddress(_from));
      
      InternetAddress[] addressTo = new InternetAddress[_to.length];
      for (int i = 0; i < _to.length; i++) {
        addressTo[i] = new InternetAddress(_to[i]);
      }
	    msg.setRecipients(MimeMessage.RecipientType.TO, addressTo);

      msg.setSubject(_subject);
      msg.setSentDate(new Date());

      // setup message body
      BodyPart messageBodyPart = new MimeBodyPart();
      messageBodyPart.setText(_body);
      _multipart.addBodyPart(messageBodyPart);

      // Put parts in message
      msg.setContent(_multipart);

      Thread.currentThread().setContextClassLoader( getClass().getClassLoader() );
      
      // send email
      Transport.send(msg);

      return true;
    } else {
      return false;
    }
  }

  public void addAttachment(String filename) throws Exception 
  { 
	    BodyPart messageBodyPart = new MimeBodyPart(); 
	    DataSource source = new FileDataSource(filename); 
	    messageBodyPart.setDataHandler(new DataHandler(source)); 
	    messageBodyPart.setFileName(filename); 
	 
	    _multipart.addBodyPart(messageBodyPart); 
  }

  @Override
  public PasswordAuthentication getPasswordAuthentication() {
    return new PasswordAuthentication(_user, _pass);
  }

  private Properties _setProperties() {
    Properties props = new Properties();

    props.put("mail.smtp.host", _host);

    if(_debuggable) {
      props.put("mail.debug", "true");
    }

    if(_auth) {
      props.put("mail.smtp.auth", "true");
    }

    props.put("mail.smtp.port", _port);
    props.put("mail.smtp.socketFactory.port", _sport);
    props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
    props.put("mail.smtp.socketFactory.fallback", "false");

    return props;
  }

  // the getters and setters
  public String getBody() {
    return _body;
  }

  public void setBody(String _body) {
    this._body = _body;
  }

  public void setTo(String[] to)
  {
	  _to = to;
  }
  
  public void setSubject(String subject)
  {
	  _subject = subject;
  }
  
  public void setFrom(String from)
  {
	  _from = from;
  }
}

